MESON Chess Problem Database
Problem Display
PID: 220418 (1B6/8/QNknR3/8/N3n3/8/8/4K3 w - - 0 1)
Eckhardt, Carl
Funkschach, 1926
#2
6 + 3
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sd2
- 2.Rxd6#
- 1...Sf2
- 2.Rxd6#
- 1...Sc3
- 2.Rxd6#
- 1...Sg3
- 2.Rxd6#
- 1...Sc5
- 2.Rxd6#
- 1...Sg5
- 2.Rxd6#
- 1...Sf6
- 2.Rxd6#
- 1...Sd2
- Tries
- 1.Rf6?
- 1...Sd2
- 2.Rxd6#
- 1...Sf2
- 2.Rxd6#
- 1...Sc3
- 2.Rxd6#
- 1...Sg3
- 2.Rxd6#
- 1...Sc5
- 2.Rxd6#
- 1...Sg5
- 2.Rxd6#
- 1...Sxf6!
- 1...Sd2
- 1.Rg6?
- 1...Sd2
- 2.Rxd6#
- 1...Sf2
- 2.Rxd6#
- 1...Sc3
- 2.Rxd6#
- 1...Sg3
- 2.Rxd6#
- 1...Sc5
- 2.Rxd6#
- 1...Sg5
- 2.Rxd6#
- 1...Sf6!
- 1...Sd2
- 1.Rh6?
- 1...Sd2
- 2.Rxd6#
- 1...Sf2
- 2.Rxd6#
- 1...Sc3
- 2.Rxd6#
- 1...Sg3
- 2.Rxd6#
- 1...Sc5
- 2.Rxd6#
- 1...Sg5
- 2.Rxd6#
- 1...Sf6!
- 1...Sd2
- 1.Rf6?
- Keys
- 1.Re5!
- 1...Sd2
- 2.Rc5#
- 1...Sf2
- 2.Rc5#
- 1...Sc3
- 2.Rc5#
- 1...Sg3
- 2.Rc5#
- 1...Sc5
- 2.Rxc5#
- 1...Sg5
- 2.Rc5#
- 1...Sf6
- 2.Rc5#
- 1...Sc4
- 2.Qc8#
- 2.Qa8#
- 1...Sb5
- 2.Qa8#
- 1...Sf5
- 2.Qc8#
- 2.Qa8#
- 1...Sb7
- 2.Qb5#
- 1...Sf7
- 2.Qc8#
- 2.Qa8#
- 1...Sc8
- 2.Qxc8#
- 2.Qa8#
- 1...Se8
- 2.Qa8#
- 1...Sd2
- 1.Re5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 7
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::R1(E),XS(c)
- Tries
- Try
- R(E);
- Vars
- S(a);N_GUARD::R1(E),XS(c)
- Refutation
- S(a);N_SPINS(c),XR(E)
- Try
- R(E);
- Vars
- S(a);N_GUARD::R1(E),XS(c)
- Refutation
- S(a);N_SPINS(c)
- Try
- R(E);
- Vars
- S(a);N_GUARD::R1(E),XS(c)
- Refutation
- S(a);N_SPINS(c)
- Try
- Actual
- R(E);N_PINS(c)
- Vars
- S(a);N_GUARD::R1(E)
- S(a);N_GUARD::R1(E),XS(a)
- S(c);N_GUARD::QAB(C)
- S(c);N_GUARD,SBLOCK::QAB1(C)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).